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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Identification

Chemical structure
Display Name:
Disodium metasilicate
EC Number:
229-912-9
EC Name:
Disodium metasilicate
CAS Number:
6834-92-0
Molecular formula:
H2O3Si.2Na Soluble Silicates Category
IUPAC Name:
disodium oxosilanediolate

Type of Substance

Composition:
mono-constituent substance
Origin:
inorganic

Substance Identifiers open all close all

  • Silicic acid
  • Metakrzemian sodowy
  • Metakrzemian sodowy pięciowodny
  • Metso
  • SODIUM METASILICATE
  • Simet
  • Sodium Metasilicate
  • Sodium Metasilicate Anhydrous
  • Sodium Metasilicate Pentahydrate
  • Sodium Metasilicate Pentahydrate
  • Sodium metasilicate
  • Sodium metasilicate,anhydorous
  • Sodium metasilicate,pentahydrate
  • sodium metasilicate anhydrous
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate
    State Form:
    other: aqueous solutions


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate

    Legal Entity Composition(s) open all close all

    State Form:
    other: granules or aqueous solutions


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate
    State Form:
    other: granules or aqueous solutions


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate pentahydrate
    EC Number:
    600-279-4
    CAS Number:
    10213-79-3
    Molecular formula:
    Na2SiO3.5H2O
    IUPAC Name:
    Disodium metasilicate pentahydrate
    State Form:
    other: granules or aqueous solutions


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate nonahydrate
    EC Number:
    603-903-3
    CAS Number:
    13517-24-3
    Molecular formula:
    Na2SiO3.9H2O
    IUPAC Name:
    Disodium metasilicate nonahydrate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate pentahydrate
    EC Number:
    600-279-4
    CAS Number:
    10213-79-3
    Molecular formula:
    Na2SiO3.5H2O
    IUPAC Name:
    Disodium metasilicate pentahydrate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate
    State Form:
    other: granules


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate pentahydrate
    EC Number:
    600-279-4
    CAS Number:
    10213-79-3
    Molecular formula:
    Na2SiO3.5H2O
    IUPAC Name:
    Disodium metasilicate pentahydrate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate nonahydrate
    EC Number:
    603-903-3
    CAS Number:
    13517-24-3
    Molecular formula:
    Na2SiO3.9H2O
    IUPAC Name:
    Disodium metasilicate nonahydrate
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate pentahydrate
    EC Number:
    600-279-4
    CAS Number:
    10213-79-3
    Molecular formula:
    Na2SiO3.5H2O
    IUPAC Name:
    Disodium metasilicate pentahydrate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate
    State Form:
    other: solid or aqueous solutions


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate


    Constituent 1
    Chemical structure
    Reference substance name:
    Disodium metasilicate
    EC Number:
    229-912-9
    EC Name:
    Disodium metasilicate
    CAS Number:
    6834-92-0
    Molecular formula:
    H2O3Si.2Na Soluble Silicates Category
    IUPAC Name:
    disodium oxosilanediolate

    Composition(s) generated upon use

    Other types of composition(s)